.superviseClassButton{
    display: flex;
    justify-content: center
}
.superviseClassButton .superviseClass{
    width: 150px;
    height: 50px;
    font-size: 24px;
    border-radius: 20px;
    border-width: 0px;
    font-weight: bold;
    color: #fff;
}
.superviseClassButton .superviseClass:hover {
    background-color: #b94a48;
}
.superviseClassButton .superviseClassGreen{
    background-color: #00a65a;
}
.superviseClassButton .superviseClassYellow{
    background-color: yellow;
}
.superviseClassButton .superviseClassRed{
    background-color: red;
}

.superviseClassTable{
    width: 100%;
}
.superviseClassTable .col-sm-3{
    width: 50%;
}
.superviseClassTable .history{
    width: 100%;
    height: 30px;
}

.superviseClassTable .form-control{
    width: 50%;
}